Which of the following muscle is voluntary muscle？
A: cardiac muscle
B: smooth muscle
C: biceps
D: diaphragm
A: cardiac muscle
B: smooth muscle
C: biceps
D: diaphragm
举一反三
- Muscle is often divided into striated muscle (or skeletal muscle), smooth muscle and cardiac muscle. Both Smooth muscle and cardiac muscle are under voluntary control.
- Which of the following muscle is involuntary muscle？ A: skeletal muscle B: smooth muscle C: biceps D: triceps
- Muscle can be divided into A: striated /skeletal muscle B: smooth muscle C: cardiac muscle D: cartilage
- Which of the following muscle is not innervated by the ansa cervicalis? A: omohyoid muscle B: sternohyoid muscle C: sternothyroid muscle D: thyrohyoid muscle E: digastric muscle
- In order to inhale, the size of the thoracic cavity has to increase in order to decrease the internal pressure (compared to atmospheric pressure). In order to accomplish this task, which of the following must occur? A: the diaphragm muscle relaxes and the external intercostals contract B: the diaphragm muscle contracts and the external intercostals relax C: the diaphragm muscle and external intercostals contract D: the diaphragm muscle and external intercostals relax